Mammoth Weather Forecast

    • 44
    • 79

    Sunny

    • 45
    • 78

    Sunny

    • 45
    • 79

    Sunny

    • 48
    • 80

    Mostly Sunny

    • 48
    • 83

    Mostly Sunny

    • 48
    • 80

    Mostly Sunny

Today 15 Dec Southeast Pinal County including Kearny/Mammoth/Oracle

Mostly sunny. Highs 72 to 78.

Tonight 15 Dec Southeast Pinal County including Kearny/Mammoth/Oracle

Clear. Lows 45 to 51.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mammoth Temperature Statistics

December Temperature

Tucson Marana Regional Airport (39.8 miles)

  • Lowest 4 December, 2025

    37.4 °F

  • Average December

    54.5 °F

  • Highest 12 December, 2025

    78.8 °F

Climate (2020–Present)

Tucson Marana Regional Airport (39.8 miles)

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  • Average Low 2020–2025

    57.9 °F

  • Average 2020–2025

    71.3 °F

  • Average High 2020–2025

    85.2 °F
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